/**
 * DCP Stats Command
 * 
 * Show pruning statistics for the current session.
 */

import { CommandDefinition } from "../types";


export interface StatsTracker {
	totalPruned: number;
	totalProcessed: number;
}

export function createStatsCommand(
	statsTracker: StatsTracker,
	ruleCount: number
): CommandDefinition {
	return {
		description: "Show DCP pruning statistics for current session",
		handler: async (args, ctx) => {
			const { totalPruned, totalProcessed } = statsTracker;

			const message =
				`DCP Statistics:\n` +
				`  Total messages processed: ${totalProcessed}\n` +
				`  Total messages pruned: ${totalPruned}\n` +
				`  Pruning rate: ${totalProcessed > 0 ? ((totalPruned / totalProcessed) * 100).toFixed(1) : 0}%\n` +
				`  Active rules: ${ruleCount}`;

			ctx.ui.notify(message, "info");
		},
	};
}